SkipdirectlytositecontentSkipdirectlytopageoptionsSkipdirectlytoA-ZlinkChlamydiapneumoniaeInfectionSectionNavigationCDCHomeFacebookTwitterLinkedInSyndicateChlamydiapneumoniaeInfectionMinusRelatedPagesChlamydiapneumoniaeisatypeofbacteriathatcancauserespiratorytractinfections,suchaspneumonia.C.pneumoniaeisonecauseofcommunity-acquiredpneumoniaorlunginfectionsdevelopedoutsideofahospital.However,noteveryoneexposedtoC.pneumoniaewilldeveloppneumonia.AbouttheDiseaseCauses,howitspreads,riskgroups,signsandsymptoms,prevention…ForCliniciansandLaboratoriansDiseasespecifics,complications,treatment,diagnostictesting,antibioticresistancetrends…SurveillanceandReportingReportingsystem,surveillance,trends,outbreaks…PublicationsChaptersandarticlesaboutC.pneumoniaeandoutbreaks…HowDoYouSayThat?FindpronunciationguidesbelowforcommonwordsassociatedwithC.pneumoniae.Chlamydia—klah-MID-e-aPneumonia—noo-MOAN-yahPneumoniae—noo-MOAN-e-aTracheobronchitis—TRAY-key-o-brahn-KITE-ussPagelastreviewed:January10,2019Contentsource:NationalCenterforImmunizationandRespiratoryDiseases,DivisionofBacterialDiseaseshomeChlamydiapneumoniaeInfectionHomeAbouttheDiseaseexpandCauses,HowItSpreads,&PeopleatIncreasedRiskSigns&SymptomsDiagnosis,Treatment,&ComplicationsPreventionHistory&DiseasePatternsFastFactsForClinicians&LaboratoriansexpandDiseaseSpecificsClinicalFeatures&ComplicationsTreatmentDiagnosticMethodsSpecimenSubmissionforDiagnosticTestingSurveillance&ReportingPublicationsFacebookTwitterLinkedInSASstatsExitNotification/DisclaimerPolicyCloseLinkswiththisiconindicatethatyouareleavingtheCDCwebsite.TheCentersforDiseaseControlandPrevention(CDC)cannotattesttotheaccuracyofanon-federalwebsite.Linkingtoanon-federalwebsitedoesnotconstituteanendorsementbyCDCoranyofitsemployeesofthesponsorsortheinformationandproductspresentedonthewebsite.Youwillbesubjecttothedestinationwebsite'sprivacypolicywhenyoufollowthelink.CDCisnotresponsibleforSection508compliance(accessibility)onotherfederalorprivatewebsite.FormoreinformationonCDC'